River Derwent - Watermans Dock Weather Forecast
- 14
- 25
Mostly clear
- 11
- 23
Late rain
- 12
- 20
Showers easing
- 10
- 17
Shower or two
- 11
- 16
Showers. Becoming windy
- 9
- 16
Shower or two
- 10
- 19
Cloudy
Today 20 Dec Hobart
Mostly clear. Winds northwesterly 15 to 20 km/h.
Derwent Estuary
- Wind
- West to northwesterly below 10 knots.
- Seas
- Below 0.5 metres.
- Weather
- Mostly clear.
- Weather Situation
- A broad low pressure system near the west of Tasmania clears to the southeast into Sunday morning before a second, more intense, low pressure system is forecast to move across Bass Strait during Sunday and clear to the east Monday morning. A ridge of high pressure is expected to extend across the southern mainland, forecast to direct a westerly flow over Tasmania from Monday. Cold fronts embedded in the flow are expected to cross Tasmania late Monday and again Wednesday.
River Derwent - Watermans Dock Temperature Statistics View More
December Temperature
Hobart (Ellerslie Road) (0km)
Lowest 1 December, 2025
6.1 °CAverage December
15.4 °CHighest 17 December, 2025
30 °C
Climate (2020–Present)
Hobart (Ellerslie Road) (0km)
Average Low 2020–2025
9.3 °CAverage 2020–2025
13.1 °CAverage High 2020–2025
18 °C